karl rove trying to learn a lesson. thanks very much, gloria, for that. >>> let's go to new orleans right now where it turns out there were plenty, yes, plenty of warning signs that the superdome wasn't necessarily completely ready for sunday's super bowl. as we learn more about the blackout that delayed the game for almost 35 minutes, we found one memo actually predicting a critical piece of electrical equipment had, and i'm quoting now, a chance of failure. brian todd is in new orleans, he's following the investigation for us. what's the latest, brian? >> reporter: one city official tells us this is the most analyzed piece of electricity in history. we do have new information on concerns about the power supply in the month leading up to the super bowl. in the months leading up to super bowl xlvii, there were worries and warnings among superdome officials about the stadium's power situation. that's from memos from the superdome management group. october 15th, 2012, a memo from pat toppler refers to transient spikes in